Pith Number

pith:DPZ3FNCZ

pith:2019:DPZ3FNCZRMVMLDWYPTRZ6P234R

not attested not anchored not stored refs pending

Contacts of Water Ice in Protoplanetary Disks - Laboratory Experiments

Gerhard Wurm, Grzegorz Musiolik

arxiv:1902.08503 v1 · 2019-02-22 · astro-ph.EP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DPZ3FNCZRMVMLDWYPTRZ6P234R}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-17T23:51:29.892897Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1bf3b2b4598b2ac58ed87ce39f3f5be463a916e5dafb8e1e273a223e8323e2cd

Aliases

arxiv: 1902.08503 · arxiv_version: 1902.08503v1 · doi: 10.48550/arxiv.1902.08503 · pith_short_12: DPZ3FNCZRMVM · pith_short_16: DPZ3FNCZRMVMLDWY · pith_short_8: DPZ3FNCZ

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/DPZ3FNCZRMVMLDWYPTRZ6P234R \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 1bf3b2b4598b2ac58ed87ce39f3f5be463a916e5dafb8e1e273a223e8323e2cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f3ebe05a81d4537b448aac821de2a514d386c52e12d37a6adf2d4f55841bc9c9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2019-02-22T14:17:45Z",
    "title_canon_sha256": "e1ce3b7a9c513b3ccafbadc5e202f27f39743a99edb895088007d2539f9fc535"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.08503",
    "kind": "arxiv",
    "version": 1
  }
}